AikidoSec-safe-chain/packages/safe-chain/src/registryProxy/interceptors/pip/modifyPipInfo.spec.js
2026-04-02 13:00:01 -07:00

302 lines
8.8 KiB
JavaScript

import { describe, it, mock } from "node:test";
import assert from "node:assert";
describe("modifyPipInfo", async () => {
mock.module("../../../config/settings.js", {
namedExports: {
getMinimumPackageAgeHours: () => 48,
ECOSYSTEM_PY: "py",
},
});
mock.module("../../../environment/userInteraction.js", {
namedExports: {
ui: {
writeVerbose: () => {},
},
},
});
const {
modifyPipInfoResponse,
} = await import("./modifyPipInfo.js");
it("removes too-young files from simple HTML metadata", () => {
const headers = {
"content-type": "application/vnd.pypi.simple.v1+html",
etag: "abc",
"cache-control": "public",
"content-length": "999",
"transfer-encoding": "chunked",
};
const body = Buffer.from(`
<!doctype html>
<html>
<body>
<a href="https://files.pythonhosted.org/packages/source/r/requests/requests-1.0.0.tar.gz">requests-1.0.0.tar.gz</a>
<a href="https://files.pythonhosted.org/packages/source/r/requests/requests-2.0.0.tar.gz">requests-2.0.0.tar.gz</a>
</body>
</html>
`);
const modified = modifyPipInfoResponse(
body,
headers,
"https://pypi.org/simple/requests/",
(_packageName, version) => version === "2.0.0",
"requests"
).toString("utf8");
assert.ok(modified.includes("requests-1.0.0.tar.gz"));
assert.ok(!modified.includes("requests-2.0.0.tar.gz"));
assert.equal(headers.etag, undefined);
assert.equal(headers["cache-control"], undefined);
assert.equal(headers["content-length"], undefined);
assert.equal(headers["transfer-encoding"], "chunked");
});
it("leaves mixed-case transport headers untouched for MITM layer to normalize", () => {
const headers = {
"content-type": "application/json",
ETag: "abc",
"Content-Length": "999",
"Last-Modified": "yesterday",
"Cache-Control": "public, max-age=60",
"Transfer-Encoding": "chunked",
};
const body = Buffer.from(
JSON.stringify({
info: { version: "2.0.0" },
releases: {
"1.0.0": [{ filename: "requests-1.0.0.tar.gz" }],
"2.0.0": [{ filename: "requests-2.0.0.tar.gz" }],
},
})
);
modifyPipInfoResponse(
body,
headers,
"https://pypi.org/pypi/requests/json",
(_packageName, version) => version === "2.0.0",
"requests"
);
assert.equal(headers.ETag, "abc");
assert.equal(headers["Last-Modified"], "yesterday");
assert.equal(headers["Cache-Control"], "public, max-age=60");
assert.equal(headers["Transfer-Encoding"], "chunked");
assert.equal(headers["Content-Length"], "999");
assert.equal(headers["content-length"], undefined);
});
it("returns body unchanged when no HTML versions are suppressed", () => {
const headers = {
"content-type": "application/vnd.pypi.simple.v1+html",
etag: "abc",
};
const body = Buffer.from(
`<a href="https://files.pythonhosted.org/packages/source/r/requests/requests-1.0.0.tar.gz">requests-1.0.0.tar.gz</a>`
);
const result = modifyPipInfoResponse(
body,
headers,
"https://pypi.org/simple/requests/",
() => false,
"requests"
);
assert.equal(result, body); // same Buffer reference — no copy made
assert.equal(headers.etag, "abc"); // headers untouched
});
it("matches HTML anchor hrefs using normalised package name (underscore vs hyphen)", () => {
const headers = { "content-type": "application/vnd.pypi.simple.v1+html" };
const body = Buffer.from(
`<a href="https://files.pythonhosted.org/packages/xx/yy/foo_bar-2.0.0.tar.gz">foo_bar-2.0.0.tar.gz</a>` +
`<a href="https://files.pythonhosted.org/packages/xx/yy/foo_bar-1.0.0.tar.gz">foo_bar-1.0.0.tar.gz</a>`
);
const modified = modifyPipInfoResponse(
body,
headers,
"https://pypi.org/simple/foo-bar/",
(_packageName, version) => version === "2.0.0",
"foo-bar" // hyphenated name, hrefs use underscore
).toString("utf8");
assert.ok(!modified.includes("foo_bar-2.0.0.tar.gz"));
assert.ok(modified.includes("foo_bar-1.0.0.tar.gz"));
});
it("matches anchor href regex with single quotes and extra attributes", () => {
const headers = { "content-type": "application/vnd.pypi.simple.v1+html" };
const body = Buffer.from(`
<a
data-requires-python="&gt;=3.9"
class="pkg"
href='https://files.pythonhosted.org/packages/xx/yy/foo_bar-2.0.0.tar.gz'
>
foo_bar-2.0.0.tar.gz
</a>
<a href="https://files.pythonhosted.org/packages/xx/yy/foo_bar-1.0.0.tar.gz">foo_bar-1.0.0.tar.gz</a>
`);
const modified = modifyPipInfoResponse(
body,
headers,
"https://pypi.org/simple/foo-bar/",
(_packageName, version) => version === "2.0.0",
"foo-bar"
).toString("utf8");
assert.ok(!modified.includes("foo_bar-2.0.0.tar.gz"));
assert.ok(modified.includes("foo_bar-1.0.0.tar.gz"));
});
it("removes too-young files from simple JSON metadata", () => {
const headers = {
"content-type": "application/vnd.pypi.simple.v1+json",
};
const body = Buffer.from(
JSON.stringify({
name: "requests",
files: [
{
filename: "requests-1.0.0.tar.gz",
url: "https://files.pythonhosted.org/packages/source/r/requests/requests-1.0.0.tar.gz",
},
{
filename: "requests-2.0.0.tar.gz",
url: "https://files.pythonhosted.org/packages/source/r/requests/requests-2.0.0.tar.gz",
},
],
})
);
const modified = JSON.parse(
modifyPipInfoResponse(
body,
headers,
"https://pypi.org/simple/requests/",
(_packageName, version) => version === "2.0.0",
"requests"
).toString("utf8")
);
assert.equal(modified.files.length, 1);
assert.equal(modified.files[0].filename, "requests-1.0.0.tar.gz");
});
it("filters simple JSON metadata entries that have only filename (no url)", () => {
const headers = { "content-type": "application/vnd.pypi.simple.v1+json" };
const body = Buffer.from(
JSON.stringify({
name: "requests",
files: [
{ filename: "requests-1.0.0.tar.gz" },
{ filename: "requests-2.0.0.tar.gz" },
],
})
);
const modified = JSON.parse(
modifyPipInfoResponse(
body,
headers,
"https://pypi.org/simple/requests/",
(_packageName, version) => version === "2.0.0",
"requests"
).toString("utf8")
);
assert.equal(modified.files.length, 1);
assert.equal(modified.files[0].filename, "requests-1.0.0.tar.gz");
});
it("recalculates JSON API info.version after removing too-young releases", () => {
const headers = {
"content-type": "application/json",
};
const body = Buffer.from(
JSON.stringify({
info: { version: "2.0.0" },
releases: {
"1.0.0": [
{
filename: "requests-1.0.0.tar.gz",
upload_time_iso_8601: "2024-01-01T00:00:00.000Z",
},
],
"2.0.0": [
{
filename: "requests-2.0.0.tar.gz",
upload_time_iso_8601: "2024-01-02T00:00:00.000Z",
},
],
"3.0.0rc1": [
{
filename: "requests-3.0.0rc1.tar.gz",
upload_time_iso_8601: "2024-01-03T00:00:00.000Z",
},
],
},
urls: [
{ filename: "requests-2.0.0.tar.gz" },
],
})
);
const modified = JSON.parse(
modifyPipInfoResponse(
body,
headers,
"https://pypi.org/pypi/requests/json",
(_packageName, version) =>
version === "2.0.0" || version === "3.0.0rc1",
"requests"
).toString("utf8")
);
assert.deepEqual(Object.keys(modified.releases), ["1.0.0"]);
assert.equal(modified.info.version, "1.0.0");
assert.equal(modified.urls.length, 0);
});
it("falls back to latest pre-release when all stable versions are removed", () => {
const headers = { "content-type": "application/json" };
const body = Buffer.from(
JSON.stringify({
info: { version: "2.0.0rc2" },
releases: {
"1.0.0rc1": [{ filename: "requests-1.0.0rc1.tar.gz" }],
"2.0.0rc2": [{ filename: "requests-2.0.0rc2.tar.gz" }],
},
urls: [],
})
);
const modified = JSON.parse(
modifyPipInfoResponse(
body,
headers,
"https://pypi.org/pypi/requests/json",
(_packageName, version) => version === "2.0.0rc2",
"requests"
).toString("utf8")
);
assert.deepEqual(Object.keys(modified.releases), ["1.0.0rc1"]);
assert.equal(modified.info.version, "1.0.0rc1");
});
});